Electrosurgical controller



FIG. 1 is a perspective view of the electrosurgical controller;

FIG. 2 is an overhead view of the electrosurgical controller;

FIG. 3 is a side elevation view of the electrosurgical controller;

FIG. 4 is a side elevation view of the electrosurgical controller; and,

FIG. 5 is a front elevation view of the electrosurgical controller.

The portions of the electrosurgical controller depicted in broken linesform no part of the claimed design.

CLAIM The ornamental design for an electrosurgical controller, as shownand described.